dotfiles/nixos/server-security.nix

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Nix
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{ config, pkgs, ... }:
let
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authorizedKeys = [
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"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIEo4R+6J3h6Ix3xWpOMdU7Es1/YxFchHw0c+kcCOJxFb cyryl@foureighty"
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"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIDN/2C59i+ucvSa9FLCHlVPJp0zebLOcw0+hnBYwy0cY cyryl@skinnyv"
"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJwZ4M6lT2yzg8iarCzsLADAuXS4BUkLTt1+mKCECczk nix-builder@brix"
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"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIBDa2qAxpUEFeBYl2wlzDa/x37TAAy5pOBHv50OXUrV5 cyryl@thinky"
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];
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in {
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imports = [ ./security.nix ];
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security.acme.defaults.email = "admin@cyplo.dev";
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security.acme.acceptTerms = true;
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services.fail2ban.enable = true;
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services.openssh = {
enable = true;
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settings = {
PermitRootLogin = "prohibit-password";
PasswordAuthentication = false;
};
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};
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users.extraUsers.root.openssh.authorizedKeys.keys = authorizedKeys;
users.users.nix-builder = {
isNormalUser = true;
openssh.authorizedKeys.keys = authorizedKeys;
};
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nix.settings.trusted-users = [ "root" "nix-builder" ];
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nix.sshServe.enable = true;
nix.sshServe.keys = authorizedKeys;
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}